Compact yet powerful 20,000mAh capacity High performance WYG 21700 li-ion cells Rugged splash resistant chassis 20W fast charging The Veho Pebble PZ-20 Rugged power bank uses WYG high-performance 21700 Li-on cells. The cells are 40% more energy efficient than traditional power banks allowing PZ-20 to have a smaller form factor. The 20W fast charging, via the PD universal USB-C charging port, will charge most portable devices with up 12V output (all smartphones, tablets and most mini notebooks). A compact and lightweight design, with a silicone outer sleeve, provides splash protection making it perfect for travelling. Design Built-in flashlight No On/off switch Yes Built-in display No Power bank & device charging at once Yes Product colour Black Number of simultaneously connected devices (max) 3 Performance Fast charging No Built-in radio No Wireless charging No Battery technology Lithium Charging source USB Packaging content Carrying case No Travel pouch No Manual Yes Logistics data Co